Home / 105,877.08-146,122.02-60,559.20

Finding the Fourth Proportional to 105,877.08, 146,122.02 and 60,559.20

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Solution

The fourth proportional to 105,877.08, 146,122.02 and 60,559.20 is: 83,578.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,877.08 : 146,122.02 = 60,559.20 : x
  2. Step 2: Convert to fraction form
    105,877.08/146,122.02 = 60,559.20/x
  3. Step 3: Cross multiply
    105,877.08x = 146,122.02 × 60,559.20
  4. Step 4: Simplify right side
    105,877.08x = 8,849,032,633.58
  5. Step 5: Solve for x
    x = 8,849,032,633.58/105,877.08
  6. Step 6: Final answer
    x = 83,578.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.